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Finding the Third Proportional to 73,403.25 and 156,420.75

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Solution

The third proportional to 73,403.25 and 156,420.75 is: 333,329.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,403.25 : 156,420.75 = 156,420.75 : x
  2. Step 2: Convert to fraction form
    73,403.25/156,420.75 = 156,420.75/x
  3. Step 3: Cross multiply
    73,403.25x = 156,420.75 × 156,420.75
  4. Step 4: Simplify right side
    73,403.25x = 24,467,451,030.56
  5. Step 5: Solve for x
    x = 24,467,451,030.56/73,403.25
  6. Step 6: Final answer
    x = 333,329.26

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.